Grant King started building racing cars as a teenager in his hometown of Victoria, B.C. He made his first visit to the Indy 500 (with Canadian builder Rollo Vollstedt) in 1963. From then to the late eighties, Grant King was builder, crew chief or owner of dozens of Indy cars. Grant fielded USAC cars for Al Unser, Canadian Billy Foster, Len Sutton, Sheldon Kinser, Tom Sneva, Gary Bettenhausen and a memorable Pikes Peak car for Mario Andretti. One year, Grant King Racing had three entries in the Indy 500 field.